Home / 1,186,363.40-1,779,372.30-344,827.40

Finding the Fourth Proportional to 1,186,363.40, 1,779,372.30 and 344,827.40

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Solution

The fourth proportional to 1,186,363.40, 1,779,372.30 and 344,827.40 is: 517,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,363.40 : 1,779,372.30 = 344,827.40 : x
  2. Step 2: Convert to fraction form
    1,186,363.40/1,779,372.30 = 344,827.40/x
  3. Step 3: Cross multiply
    1,186,363.40x = 1,779,372.30 × 344,827.40
  4. Step 4: Simplify right side
    1,186,363.40x = 613,576,323,841.02
  5. Step 5: Solve for x
    x = 613,576,323,841.02/1,186,363.40
  6. Step 6: Final answer
    x = 517,190.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.